Volumes [7]-[84] are numbered new series [i.e., 2d series] 1-6, 1865-70; 3d ser., v. 1-6, 1871-76; 4th ser., v. 1-6, 1877-82; 5th ser., v. 1-6, 1883-86; 6th ser., v. 1-6, 1889-94; 7th ser., v. 1-6, 1895-1900; 8th ser., v. 1-6, 1901-06; 9th ser., v. 1-6, 1907-12 (v. 2, Jubilee supplement); 10th ser., v. 1-6, 1913-18 (Jubilee supplement no. 2); 11th ser., v. 1-6, 1919-24; 12th ser., v. 1-6, 1925-30; 13th ser., v. 1-6, 1931-36; 14th ser., v. 1-6, 1937-42
Beginning with v. 87, the series of 6 volumes is discontinued and the numbering continues the whole numbering
Journal of the British Ornithologists' Union
Some issues for 1976-85 accompanied by supplement with title: Recent literature; for 1986- with title: Recent ornithological literature
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Notes
The extra section of the book at the end is printed off the page and some text is slightly cropped.